Why is meiosis important for living organisms?

Ozone layer of the Earth's atmosphere is important for living organisms because it

The most important factor for living organisms is

which of the following is most important feature of living organisms.

Why is reproduction important for organisms?

Why reproduction is important for an organism ? "Meiosis is characteristically different from Mitosis"-how would you justify the statement ?

Write one importance of water for living organisms.

Give three important reasons why soil is essential for living organisms.

Why is food necessary for living organisms?